// Copyright 2015 syzkaller project authors. All rights reserved.
// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
package main
import (
"encoding/json"
"fmt"
"html/template"
"io/ioutil"
"net/http"
)
func (m *Master) httpInfo(w http.ResponseWriter, r *http.Request) {
m.mu.Lock()
defer m.mu.Unlock()
data := &UIData{
CorpusLen: len(m.corpus.m),
}
for _, mgr := range m.managers {
data.Managers = append(data.Managers, UIManager{
Name: mgr.name,
Http: mgr.http,
})
}
if err := htmlTemplate.Execute(w, data); err != nil {
http.Error(w, fmt.Sprintf("failed to execute template: %v", err), http.StatusInternalServerError)
}
}
func (m *Master) httpMinimize(w http.ResponseWriter, r *http.Request) {
m.mu.Lock()
defer m.mu.Unlock()
corpus := make(map[string]bool)
for _, mgr := range m.managers {
resp, err := http.Get("http://" + mgr.http + "/current_corpus")
if err != nil {
http.Error(w, fmt.Sprintf("failed to query corpus from %v: %v", mgr.name, err), http.StatusInternalServerError)
return
}
defer resp.Body.Close()
data, err := ioutil.ReadAll(resp.Body)
if err != nil {
http.Error(w, fmt.Sprintf("failed to query corpus from %v: %v", mgr.name, err), http.StatusInternalServerError)
return
}
var hashes []string
err = json.Unmarshal(data, &hashes)
if err != nil || len(hashes) == 0 {
http.Error(w, fmt.Sprintf("failed to parse corpus from %v: %v", mgr.name, err), http.StatusInternalServerError)
return
}
for _, hash := range hashes {
corpus[hash] = true
}
}
orig := len(m.corpus.m)
m.corpus.minimize(corpus)
fmt.Printf("minimized: %v -> %v -> %v\n", orig, len(corpus), len(m.corpus.m))
for _, mgr := range m.managers {
mgr.input = 0
}
}
type UIData struct {
CorpusLen int
Managers []UIManager
}
type UIManager struct {
Name string
Http string
}
var htmlTemplate = template.Must(template.New("").Parse(`
syzkaller master
Corpus: {{.CorpusLen}}
{{if .Managers}}
Managers:
{{range $mgr := $.Managers}}
{{$mgr.Name}}
{{end}}
{{else}}
No managers connected
{{end}}
`))